Reference Terms
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Emotion
Emotion, in its most general definition, is a neural impulse that moves an organism to action, prompting automatic reactive behavior that has been adapted through evolution as a survival mechanism to meet a survival need.
Note: The above text is excerpted from the Wikipedia article "Emotion", which has been released under the GNU Free Documentation License.
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Mind & Brain News
December 23, 2024
Dec. 9, 2024 — The short-term boost our brains get after we do exercise persists throughout the following day, suggests a new ...
Dec. 3, 2024 — Brain tissue is among the most energetically costly in the body, and as a result, larger-brained mammals require more energy to support brain growth and maintenance. Exactly which biological changes allowed human ancestors to meet the very high ...
Dec. 4, 2024 — Exposure to car exhaust from leaded gas during childhood altered the balance of mental health in the U.S. population, making generations of Americans more depressed, anxious and inattentive or hyperactive, according to researchers. They estimate ...
Dec. 2, 2024 — Researchers have linked a specific type of body fat to the abnormal proteins in the brain that are hallmarks of Alzheimer's disease up to 20 years before the earliest symptoms of dementia appear, according to a new study. The researchers emphasized ...
Latest Headlines
updated 12:56 pm ET
Dec. 23, 2024 — Researchers have unveiled a critical mechanism that links cellular stress in the brain to the progression of Alzheimer's disease (AD). The study highlights microglia, the brain's primary immune ...
Dec. 23, 2024 — Scientists traced connectivity between neurons to identify how the brain communicates with the spinal cord to control motor ...
Dec. 23, 2024 — A choice was made to include each word in this sentence. Every message, even the most mundane, is crafted with a specific frame in mind that impacts how the message is perceived. The study of framing ...
Dec. 20, 2024 — Using an AI tool, researchers have analyzed brain images from 70-year-olds and estimated their brains' biological age. They found that factors detrimental to vascular health, such as inflammation and ...
Dec. 20, 2024 — Researchers trained a large language model to read medical charts, looking for signs that kids with ADHD received the right follow-up care when using new ...
Dec. 20, 2024 — When you are feeling hungry, the brain takes the necessary steps toward consuming a meal. Many of these steps are not well known, but a new study reveals brain circuits and chemical messengers that ...
Dec. 19, 2024 — Mutational signatures etched into the cells' genome by an anti-cancer drug called temozolomide (TMZ) uncover an Achilles' heel for TMZ chemotherapy resistance, according to new ...
Dec. 19, 2024 — A new study reveals significant improvements in the health of older adults when compared to previous ...
Dec. 19, 2024 — People who suffer from continued symptoms of concussion should seek a referral to physical therapy as soon as possible, new research ...
Dec. 19, 2024 — Impatience, studies of more than 1,200 people found, is the emotion people feel when they face a delay that seems unfair, unreasonable, or inappropriate -- like a traffic jam outside of rush hour, or ...